What is the coefficient in the expression? 3(mx)4 + 5

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

Acabinmaker buys 3.5 liters of oat varnish the varnish cost $4.95 per liter what is the total cost of 3.5 liters